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All results from a given calculation for CF3CHO (trifluoroacetaldehyde)

using model chemistry: B3PW91/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B3PW91/6-31G
 hartrees
Energy at 0K-451.242633
Energy at 298.15K-451.244880
HF Energy-451.242633
Nuclear repulsion energy247.406629
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3PW91/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3079 2948 31.90      
2 A' 1780 1704 54.49      
3 A' 1430 1370 33.85      
4 A' 1288 1234 99.42      
5 A' 1193 1142 182.29      
6 A' 824 789 48.72      
7 A' 672 643 29.36      
8 A' 495 474 22.20      
9 A' 414 397 6.32      
10 A' 248 237 6.52      
11 A" 1179 1129 245.15      
12 A" 990 948 15.05      
13 A" 493 472 2.60      
14 A" 296 283 1.30      
15 A" 60 57 15.62      

Unscaled Zero Point Vibrational Energy (zpe) 7218.9 cm-1
Scaled (by 0.9577) Zero Point Vibrational Energy (zpe) 6913.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3PW91/6-31G
ABC
0.17236 0.09656 0.09497

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3PW91/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.020 0.348 0.000
C2 0.514 -1.092 0.000
O3 -0.243 -2.052 0.000
F4 -1.346 0.445 0.000
F5 0.514 1.003 1.117
F6 0.514 1.003 -1.117
H7 1.608 -1.177 0.000

Atom - Atom Distances (Å)
  C1 C2 O3 F4 F5 F6 H7
C11.52242.41451.36931.38621.38622.2019
C21.52241.22262.41262.37432.37431.0978
O32.41451.22262.72953.33983.33982.0480
F41.36932.41262.72952.24042.24043.3701
F51.38622.37433.33982.24042.23482.6828
F61.38622.37433.33982.24042.23482.6828
H72.20191.09782.04803.37012.68282.6828

picture of trifluoroacetaldehyde state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 122.807 C1 C2 H7 113.365
C2 C1 F4 112.984 C2 C1 F5 109.341
C2 C1 F6 109.341 O3 C2 H7 123.828
F4 C1 F5 108.795 F4 C1 F6 108.795
F5 C1 F6 107.431
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3PW91/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C 0.743      
2 C 0.170      
3 O -0.316      
4 F -0.258      
5 F -0.271      
6 F -0.271      
7 H 0.202      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  1.893 -0.130 0.000 1.898
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -30.998 -3.032 0.000
y -3.032 -36.470 0.000
z 0.000 0.000 -32.047
Traceless
 xyz
x 3.260 -3.032 0.000
y -3.032 -4.947 0.000
z 0.000 0.000 1.687
Polar
3z2-r23.374
x2-y25.472
xy-3.032
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 3.580 0.540 0.000
y 0.540 3.740 0.000
z 0.000 0.000 2.563


<r2> (average value of r2) Å2
<r2> 131.737
(<r2>)1/2 11.478